User manual

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Infrared handheld/pendant microphone (IWH-401)

Parts and functions

1. Cartridge screen.

2. Infrared emitter. IR ray radiates from here. Do not block or hold this part of the body.

3. Anti-rolling color ring.

4. Status LED: Bicolor LED will glow when switch is put to ON :

Green : Battery is full and microphone is in normal mode.

Red : Battery is weak and will shut off soon. Please charge the battery.

5. Power switch Slide to turn microphone on or off.

6. Charging contact, workable with HC-40 charger. This microphone has a unique inbuilt

safety feature to protect itself from misuse during recharging. It incorporates a special

charging function which will only operates when the PVC cover of the battery is removed

. Any rechargeable batteries used must be prepared in this way to operate the recharge

function.

7. Battery compartment. Turn the battery cover counterclockwise and pull out. Make sure

the microphone is turned off when installing or replacing batteries. And then install the

new battery according to its correct polarity. IWH-401 uses only 1 AA battery to operate.

8. Channel selector. A stands for 2.08MHz and B stands for 2.54MHz.

9. Sensitivity control. Clockwise to increase sensitivity level. Factory preset is max level.

Making changes to settings in IWH-401

Battery installation/charging

Rotate off the battery cover and install 1 AA battery. Please make sure the battery type is

rechargeable if it's to be charged by the charger. Its rechargeable battery can be charged

by HC-40 without being removed from the microphone. If the microphone is not to be used

for long time, please remove the battery until next use.

AA-sized NiMH battery

peeled off